Glaucoma, Unilateral: Treatment & Medication Â». While any type of glaucoma can be unilateral, primary open-angle glaucoma, primary angle-closure glaucoma, primary infantile glaucoma, juvenile-onset glaucoma, and pigmentary glaucoma are generally bilateral diseases, the severity of which may be asymmetric in the two eyes.
Describing Rock Textures. Your description of the rocks probably included their color and surface shape, plus characteristics such as size, shape, and arrangement of the grains or crystals in each rock.escribing Rock Textures. Your description of the rocks probably included their color and surface shape, plus characteristics such as size, shape, and arrangement of the grains or crystals in each rock.
Igneous Rocks. magma: The term used to describe the liquid when it is within the Earth's crust or mantle. lava: The term used to describe the liquid when it has reached the surface of the Earth. Classification. The Classification of igneous rocks is based on a combination of chemical composition and texture.ndesite. As noted earlier, these rocks form above active subduction zones on both continental and oceanic plates. Eruptions typically result in the construction of large, steep-sided, composite or strato volcanoes made up of alternating lava flows and pyroclastic (ash) deposits.